.quality {
  width: 100%;
}

.quality > .quality-center {
  position: relative;
  width: 1200px;
  margin: 0 auto;
  background-color: #f5f5f5;
  display: flex;
  justify-content: space-around;
}

.quality > .quality-center > .box {
  width: 100%;
  display: flex;
  justify-content: space-around;
  left: 0;
}

.quality > .quality-center > .box > div {
  display: flex;
  flex-direction: column;
}

.quality > .quality-center > .box > div > a:nth-child(1) {
  font-size: 17px;
  color: #000;
  margin-top: 8px;
}

.quality > .quality-center > .box > div > a {
  margin-top: 5px;
  font-size: 12px;
  text-decoration: none;
  color: #ccc;
}

.quality > .quality-center > .box > div > a:hover {
  color: blue;
}
